Home / 114,955.45-158,548.65-74,682.19

Finding the Fourth Proportional to 114,955.45, 158,548.65 and 74,682.19

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Solution

The fourth proportional to 114,955.45, 158,548.65 and 74,682.19 is: 103,003.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,955.45 : 158,548.65 = 74,682.19 : x
  2. Step 2: Convert to fraction form
    114,955.45/158,548.65 = 74,682.19/x
  3. Step 3: Cross multiply
    114,955.45x = 158,548.65 × 74,682.19
  4. Step 4: Simplify right side
    114,955.45x = 11,840,759,610.80
  5. Step 5: Solve for x
    x = 11,840,759,610.80/114,955.45
  6. Step 6: Final answer
    x = 103,003.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.